* {
  box-sizing: border-box;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
}

body {
  margin: 0;
  background: #f4f6f8;
  color: #111;
}

/* SCREENS */
.screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.hidden {
  display: none !important;
}

/* CARD */
.card {
  width: 100%;
  max-width: 560px;
  background: #fff;
  border-radius: 22px;
  padding: 30px;
  box-shadow: 0 20px 45px rgba(0,0,0,.08);
}

.center {
  text-align: center;
}

/* TEXT */
h1 { font-size: 24px; margin-bottom: 6px; }
h2 { font-size: 22px; margin-bottom: 12px; }

.subtitle {
  font-size: 14px;
  color: #555;
  margin-bottom: 22px;
}

.req {
  color: #d93025;
}

/* FIELDS */
.field {
  margin-bottom: 18px;
}

.field label {
  display: block;
  font-weight: 600;
  margin-bottom: 6px;
}

.field input {
  width: 100%;
  padding: 12px;
  border-radius: 14px;
  border: 1px solid #dfe5ec;
  font-size: 14px;
}

/* QUESTIONS */
.question {
  margin-bottom: 22px;
}

.question p {
  font-size: 14px;
  color: #555;
}

.options {
  display: flex;
  gap: 12px;
  margin-top: 10px;
}

.options label {
  flex: 1;
  padding: 12px;
  border-radius: 14px;
  border: 1px solid #dfe5ec;
  background: #f6f8fb;
  text-align: center;
  cursor: pointer;
}

/* NOTICE */
.notice {
  background: #f6f8fb;
  padding: 14px;
  border-radius: 14px;
  font-size: 13px;
  color: #555;
  margin: 24px 0;
}

/* BUTTON */
button {
  width: 100%;
  padding: 15px;
  border-radius: 16px;
  border: none;
  background: linear-gradient(135deg,#0b66ff,#0047d0);
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
}

/* CONFETTI */
.confetti {
  font-size: 30px;
  margin-bottom: 10px;
  animation: pop 1s ease infinite alternate;
}

@keyframes pop {
  from { transform: scale(1); }
  to { transform: scale(1.1); }
}

/* TRANSITION */
.fade-out {
  animation: fadeOut .4s forwards;
}

@keyframes fadeOut {
  to { opacity: 0; transform: scale(.97); }
}